Sentence examples for I'm sad from inspiring English sources

The phrase "I'm sad" is a correct and commonly used sentence in written English
It is a simple statement indicating that the speaker is experiencing feelings of sadness. Examples: 1. "After receiving the bad news, I'm sad to say that I won't be able to attend the party this weekend." 2. "I'm sad that summer vacation is over and I have to go back to school tomorrow." 3. "Despite my efforts, I'm sad to admit that I did not get the job."